Bolle's Scream II Mirror snow goggles feature premium designed spherical shaped double lenses which are designed to diminish glare and create a thermal barrier. Additionally, the lenses contain both anti-fog & anti-scratch coating for extra protection. The 21290's are designed with Shiny Black Frames and feature unique Aurora tinged Lens. As with the rest of the Bollé Goggle collection, these Scream II's offer 100% UV & UBV coated Lenses.